70 lines
1.9 KiB
C#
70 lines
1.9 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace ModBus.Net
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{
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public abstract class TcpProtocalLinker : ProtocalLinker
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{
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/// <summary>
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/// 连接对象
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/// </summary>
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private TcpSocket _socket;
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protected TcpProtocalLinker()
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{
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//初始化连对象
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_socket = new TcpSocket(ConfigurationManager.IP, int.Parse(ConfigurationManager.Port), false);
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}
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protected TcpProtocalLinker(string IP)
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{
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_socket = new TcpSocket(IP, int.Parse(ConfigurationManager.Port), false);
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}
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public override byte[] SendReceive(byte[] content)
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{
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//接收数据
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byte[] receiveBytes = BytesDecact(_socket.SendMsg(BytesExtend(content)));
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//容错处理
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if (!CheckRight(receiveBytes)) return null;
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//返回数据
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return receiveBytes;
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}
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public override bool SendOnly(byte[] content)
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{
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return _socket.SendMsgWithoutReturn(BytesExtend(content));
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}
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}
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public class ProtocalErrorException : Exception
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{
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public ProtocalErrorException(string message):base(message)
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{
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}
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}
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public class ModbusProtocalErrorException : ProtocalErrorException
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{
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public int ErrorMessageNumber { get; private set; }
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private static readonly Dictionary<int, string> ProtocalErrorDictionary = new Dictionary<int, string>()
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{
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{1, "ILLEGAL_FUNCTION"},
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{2, "ILLEGAL_DATA_ACCESS"},
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{3, "ILLEGAL_DATA_VALUE"},
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{4, "SLAVE_DEVICE_FAILURE"},
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{5, "ACKNOWLWDGE"},
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{6, "SLAVE_DEVICE_BUSY"},
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};
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public ModbusProtocalErrorException(int messageNumber) : base(ProtocalErrorDictionary[messageNumber])
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{
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ErrorMessageNumber = messageNumber;
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}
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}
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} |